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May 16, 2014

Because it's Friday: Defying gravity, with magnets

IFLscience shared this neat video of a neodymium magnet nearly defying gravity as it falls through a copper tube thanks to Lenz's law. The induced current in the copper pipe generates a magnetic force that acts upwards on the magnet, slowing its fall.

That's all for this week. We'll be back again on Monday, have a great weekend!